rate of descent

简明释义

下降速度

英英释义

例句

1.The flight computer calculates the optimal rate of descent for fuel efficiency.

飞行计算机计算最佳的下降速率以提高燃油效率。

2.During the parachute jump, the instructor monitored the rate of descent to ensure safety.

在跳伞过程中，教练监测下降速率以确保安全。

3.A steeper rate of descent can lead to a rough landing.

更陡的下降速率可能导致着陆不平稳。

4.To avoid turbulence, the pilot maintained a steady rate of descent during landing.

为了避免气流扰动，飞行员在着陆时保持稳定的下降速率。

5.The pilot adjusted the aircraft's speed to control the rate of descent.

飞行员调整了飞机的速度以控制下降速率。

作文

Understanding the concept of the rate of descent is crucial in various fields, particularly in aviation and meteorology. The rate of descent refers to the speed at which an object moves downward through the air or another medium. This measurement is often expressed in feet per minute (fpm) or meters per second (m/s). In aviation, pilots must be acutely aware of their aircraft's rate of descent to ensure a safe landing. A controlled and gradual rate of descent allows for a smoother landing and minimizes the risk of accidents. For instance, during the final approach of landing, pilots typically aim for a rate of descent that balances safety and efficiency, ensuring they reach the runway at the correct altitude and speed.In meteorology, the rate of descent can refer to the movement of air masses. When studying weather patterns, meteorologists analyze how quickly warm or cold air descends in the atmosphere. This information is vital for predicting weather phenomena such as thunderstorms or tornadoes. A rapid rate of descent of cold air can lead to severe weather conditions, making it essential for forecasters to monitor these changes closely.Moreover, the rate of descent plays a significant role in parachuting. Paratroopers and skydivers must calculate their rate of descent to ensure they land safely and accurately. Different factors, such as body position and parachute design, affect this rate of descent. By adjusting their body position, skydivers can increase or decrease their rate of descent, allowing for better control during the landing phase.In addition to its applications in aviation and meteorology, the rate of descent is also relevant in other areas such as geology and environmental science. For example, when studying landslides or erosion, scientists may measure the rate of descent of soil or rock materials. Understanding how quickly these materials move can help in assessing risks and developing strategies for prevention and mitigation.In conclusion, the rate of descent is a multifaceted concept with critical implications across various fields. Whether in aviation, meteorology, or environmental science, understanding and accurately measuring the rate of descent is essential for safety, prediction, and analysis. As technology advances, the methods for calculating and monitoring the rate of descent will continue to improve, leading to enhanced safety measures and a deeper understanding of natural phenomena. Thus, mastering the concept of the rate of descent not only enhances our knowledge but also contributes to our ability to navigate and respond to the challenges posed by our environment effectively.

理解下降速率的概念在多个领域中至关重要，特别是在航空和气象学中。下降速率指的是物体通过空气或其他介质向下移动的速度。这个测量通常以每分钟英尺（fpm）或每秒米（m/s）来表示。在航空中，飞行员必须清楚他们飞机的下降速率以确保安全着陆。受控且渐进的下降速率可以实现更平稳的着陆，并最小化事故风险。例如，在最终着陆的过程中，飞行员通常会瞄准一个平衡安全和效率的下降速率，确保他们在正确的高度和速度到达跑道。在气象学中，下降速率可以指空气团的运动。当研究天气模式时，气象学家会分析温暖或寒冷空气在大气中的下降速度。这些信息对于预测天气现象如雷暴或龙卷风至关重要。寒冷空气的快速下降速率可能导致严重的天气条件，因此气象预报员必须密切监测这些变化。此外，下降速率在跳伞中也起着重要作用。伞兵和跳伞者必须计算他们的下降速率以确保安全和准确的着陆。不同的因素，如身体姿势和降落伞设计，都会影响这一下降速率。通过调整身体姿势，跳伞者可以增加或减少其下降速率，从而在着陆阶段更好地控制。除了在航空和气象中的应用外，下降速率在地质学和环境科学等其他领域也很相关。例如，在研究滑坡或侵蚀时，科学家可能会测量土壤或岩石材料的下降速率。了解这些材料移动的速度可以帮助评估风险并制定预防和减轻的策略。总之，下降速率是一个多方面的概念，在各个领域都有重要的意义。无论是在航空、气象还是环境科学中，理解和准确测量下降速率对于安全、预测和分析都是必不可少的。随着技术的进步，计算和监测下降速率的方法将继续改善，带来更好的安全措施和对自然现象的更深理解。因此，掌握下降速率的概念不仅增强了我们的知识，也有助于我们有效应对环境带来的挑战。